Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Couples' personalities converge over time to make partners more and more similar.
235
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Historically, sweat has been an active ingredient in perfume and love potions.
309
The average person will go on a date at least 100 times before they finally marry.
33
Wearing red increases attraction.
30